This is not a story but the arrangement of power system of this world so you could understand the power system better:
For Martial arts
Martial student
Martial beginners
Martial intermediate
Martial advance
Martial peak
After The breakthrough the martial artist can use a little Qi and aura present in nature in the normal time there realm and from here there are sub realm like early, middle, late, peak stage:
In realm
Hun realm
Tai realm
Ru realm
Yon realm
Ji realm
Dai realm
From here after peak stage a half-step stage will be added
Sen realm
Oj realm
Dio realm
Jubi realm
Nas realm
Fai realm
From here the immortal realm starts:
Immortal
Immortal General
Immortal king
Immortal emporer
Immortal God
Immortal emporer god
True Immortal
After this they get rid of immortality and gain divination and become god in a sense
God
Nascent God
Ancient God
Supreme God
Origin God
True God
And with this the power arrangement finishes most martial artist shown in the series up to now are in Sen realm and from the 13 know god in the series till now they are from Nascent god to god only
The 12 ancient kingdom are
Kingdom of Dione
Kingdom of Spade
Kingdom of Sultane
Not now you will know the other kingdom in the series there are 4 continents and one of them have 4, two of them have 3 and one has 2 kingdom of ancient times which have now been divided into many countries but the royal families still have some or full control on many countries.